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/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "EffectFactoryHAL"
#include "EffectsFactory.h"
#include "AcousticEchoCancelerEffect.h"
#include "AutomaticGainControlEffect.h"
#include "BassBoostEffect.h"
#include "DownmixEffect.h"
#include "Effect.h"
#include "EnvironmentalReverbEffect.h"
#include "EqualizerEffect.h"
#include "LoudnessEnhancerEffect.h"
#include "NoiseSuppressionEffect.h"
#include "PresetReverbEffect.h"
#include "VirtualizerEffect.h"
#include "VisualizerEffect.h"
#include "common/all-versions/default/EffectMap.h"
#include <UuidUtils.h>
#include <android/log.h>
#include <media/EffectsFactoryApi.h>
#include <system/audio_effects/effect_aec.h>
#include <system/audio_effects/effect_agc.h>
#include <system/audio_effects/effect_bassboost.h>
#include <system/audio_effects/effect_downmix.h>
#include <system/audio_effects/effect_environmentalreverb.h>
#include <system/audio_effects/effect_equalizer.h>
#include <system/audio_effects/effect_loudnessenhancer.h>
#include <system/audio_effects/effect_ns.h>
#include <system/audio_effects/effect_presetreverb.h>
#include <system/audio_effects/effect_virtualizer.h>
#include <system/audio_effects/effect_visualizer.h>
#include <util/EffectUtils.h>
namespace android {
namespace hardware {
namespace audio {
namespace effect {
namespace CPP_VERSION {
namespace implementation {
using ::android::hardware::audio::common::CPP_VERSION::implementation::UuidUtils;
// static
sp<IEffect> EffectsFactory::dispatchEffectInstanceCreation(const effect_descriptor_t& halDescriptor,
effect_handle_t handle) {
const effect_uuid_t* halUuid = &halDescriptor.type;
if (memcmp(halUuid, FX_IID_AEC, sizeof(effect_uuid_t)) == 0) {
return new AcousticEchoCancelerEffect(handle);
} else if (memcmp(halUuid, FX_IID_AGC, sizeof(effect_uuid_t)) == 0) {
return new AutomaticGainControlEffect(handle);
} else if (memcmp(halUuid, SL_IID_BASSBOOST, sizeof(effect_uuid_t)) == 0) {
return new BassBoostEffect(handle);
} else if (memcmp(halUuid, EFFECT_UIID_DOWNMIX, sizeof(effect_uuid_t)) == 0) {
return new DownmixEffect(handle);
} else if (memcmp(halUuid, SL_IID_ENVIRONMENTALREVERB, sizeof(effect_uuid_t)) == 0) {
return new EnvironmentalReverbEffect(handle);
} else if (memcmp(halUuid, SL_IID_EQUALIZER, sizeof(effect_uuid_t)) == 0) {
return new EqualizerEffect(handle);
} else if (memcmp(halUuid, FX_IID_LOUDNESS_ENHANCER, sizeof(effect_uuid_t)) == 0) {
return new LoudnessEnhancerEffect(handle);
} else if (memcmp(halUuid, FX_IID_NS, sizeof(effect_uuid_t)) == 0) {
return new NoiseSuppressionEffect(handle);
} else if (memcmp(halUuid, SL_IID_PRESETREVERB, sizeof(effect_uuid_t)) == 0) {
return new PresetReverbEffect(handle);
} else if (memcmp(halUuid, SL_IID_VIRTUALIZER, sizeof(effect_uuid_t)) == 0) {
return new VirtualizerEffect(handle);
} else if (memcmp(halUuid, SL_IID_VISUALIZATION, sizeof(effect_uuid_t)) == 0) {
return new VisualizerEffect(handle);
}
const bool isInput =
(halDescriptor.flags & EFFECT_FLAG_TYPE_PRE_PROC) == EFFECT_FLAG_TYPE_PRE_PROC;
return new Effect(isInput, handle);
}
// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffectsFactory follow.
Return<void> EffectsFactory::getAllDescriptors(getAllDescriptors_cb _hidl_cb) {
Result retval(Result::OK);
hidl_vec<EffectDescriptor> result;
uint32_t numEffects;
status_t status;
restart:
numEffects = 0;
status = EffectQueryNumberEffects(&numEffects);
if (status != OK) {
retval = Result::NOT_INITIALIZED;
ALOGE("Error querying number of effects: %s", strerror(-status));
goto exit;
}
result.resize(numEffects);
for (uint32_t i = 0; i < numEffects; ++i) {
effect_descriptor_t halDescriptor;
status = EffectQueryEffect(i, &halDescriptor);
if (status == OK) {
EffectUtils::effectDescriptorFromHal(halDescriptor, &result[i]);
} else {
ALOGE("Error querying effect at position %d / %d: %s", i, numEffects,
strerror(-status));
switch (status) {
case -ENOSYS: {
// Effect list has changed.
goto restart;
}
case -ENOENT: {
// No more effects available.
result.resize(i);
break;
}
default: {
result.resize(0);
retval = Result::NOT_INITIALIZED;
}
}
break;
}
}
exit:
_hidl_cb(retval, result);
return Void();
}
Return<void> EffectsFactory::getDescriptor(const Uuid& uuid, getDescriptor_cb _hidl_cb) {
effect_uuid_t halUuid;
UuidUtils::uuidToHal(uuid, &halUuid);
effect_descriptor_t halDescriptor;
status_t status = EffectGetDescriptor(&halUuid, &halDescriptor);
EffectDescriptor descriptor;
EffectUtils::effectDescriptorFromHal(halDescriptor, &descriptor);
Result retval(Result::OK);
if (status != OK) {
ALOGE("Error querying effect descriptor for %s: %s",
UuidUtils::uuidToString(halUuid).c_str(), strerror(-status));
if (status == -ENOENT) {
retval = Result::INVALID_ARGUMENTS;
} else {
retval = Result::NOT_INITIALIZED;
}
}
_hidl_cb(retval, descriptor);
return Void();
}
#if MAJOR_VERSION <= 5
Return<void> EffectsFactory::createEffect(const Uuid& uuid, int32_t session, int32_t ioHandle,
EffectsFactory::createEffect_cb _hidl_cb) {
return createEffectImpl(uuid, session, ioHandle, AUDIO_PORT_HANDLE_NONE, _hidl_cb);
}
#else
Return<void> EffectsFactory::createEffect(const Uuid& uuid, int32_t session, int32_t ioHandle,
int32_t device,
EffectsFactory::createEffect_cb _hidl_cb) {
return createEffectImpl(uuid, session, ioHandle, device, _hidl_cb);
}
#endif
Return<void> EffectsFactory::createEffectImpl(const Uuid& uuid, int32_t session, int32_t ioHandle,
int32_t device, createEffect_cb _hidl_cb) {
effect_uuid_t halUuid;
UuidUtils::uuidToHal(uuid, &halUuid);
effect_handle_t handle;
Result retval(Result::OK);
status_t status;
if (session == AUDIO_SESSION_DEVICE) {
status = EffectCreateOnDevice(&halUuid, device, ioHandle, &handle);
} else {
status = EffectCreate(&halUuid, session, ioHandle, &handle);
}
sp<IEffect> effect;
uint64_t effectId = EffectMap::INVALID_ID;
if (status == OK) {
effect_descriptor_t halDescriptor;
memset(&halDescriptor, 0, sizeof(effect_descriptor_t));
status = (*handle)->get_descriptor(handle, &halDescriptor);
if (status == OK) {
effect = dispatchEffectInstanceCreation(halDescriptor, handle);
effectId = EffectMap::getInstance().add(handle);
} else {
ALOGE("Error querying effect descriptor for %s: %s",
UuidUtils::uuidToString(halUuid).c_str(), strerror(-status));
EffectRelease(handle);
}
}
if (status != OK) {
ALOGE("Error creating effect %s: %s", UuidUtils::uuidToString(halUuid).c_str(),
strerror(-status));
if (status == -ENOENT) {
retval = Result::INVALID_ARGUMENTS;
} else {
retval = Result::NOT_INITIALIZED;
}
}
_hidl_cb(retval, effect, effectId);
return Void();
}
Return<void> EffectsFactory::debugDump(const hidl_handle& fd) {
return debug(fd, {} /* options */);
}
Return<void> EffectsFactory::debug(const hidl_handle& fd,
const hidl_vec<hidl_string>& /* options */) {
if (fd.getNativeHandle() != nullptr && fd->numFds == 1) {
EffectDumpEffects(fd->data[0]);
}
return Void();
}
IEffectsFactory* HIDL_FETCH_IEffectsFactory(const char* name) {
return strcmp(name, "default") == 0 ? new EffectsFactory() : nullptr;
}
} // namespace implementation
} // namespace CPP_VERSION
} // namespace effect
} // namespace audio
} // namespace hardware
} // namespace android
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